Understructure
n. 基础, 下层结构
🗣️ 情景例句
Why don't you go to your room, Mom, and get some sleep.
为什么不到你的房间去？妈妈， 去睡一会儿。
Steele took charge of all arrangements.
斯蒂尔负责一切准备工作。
Several minutes later, the dish was again put into operation and one of the water.
几分钟后，盘子被成功地拽出了水面。